Jo‐Ann I. Sheppard

4.8k total citations · 1 hit paper
58 papers, 3.0k citations indexed

About

Jo‐Ann I. Sheppard is a scholar working on Surgery, Hematology and Emergency Medicine. According to data from OpenAlex, Jo‐Ann I. Sheppard has authored 58 papers receiving a total of 3.0k indexed citations (citations by other indexed papers that have themselves been cited), including 44 papers in Surgery, 35 papers in Hematology and 23 papers in Emergency Medicine. Recurrent topics in Jo‐Ann I. Sheppard's work include Heparin-Induced Thrombocytopenia and Thrombosis (44 papers), Platelet Disorders and Treatments (33 papers) and Intramuscular injections and effects (23 papers). Jo‐Ann I. Sheppard is often cited by papers focused on Heparin-Induced Thrombocytopenia and Thrombosis (44 papers), Platelet Disorders and Treatments (33 papers) and Intramuscular injections and effects (23 papers). Jo‐Ann I. Sheppard collaborates with scholars based in Canada, United States and Germany. Jo‐Ann I. Sheppard's co-authors include Theodore E. Warkentin, John G. Kelton, Jane C. Moore, Peter Horsewood, Christopher Sigouin, Andreas Greinacher, Thomas Kohlmann, Richard J. Cook, K. Nielsen and Kathleen N. Moore and has published in prestigious journals such as Blood, Biomaterials and CHEST Journal.

In The Last Decade

Jo‐Ann I. Sheppard

58 papers receiving 2.9k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Impact of the patient population on the risk for heparin-induced thrombocytopenia

2000 646 citations Theodore E. Warkentin, Jo‐Ann I. Sheppard et al. Blood profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Jo‐Ann I. Sheppard Canada	25	2.4k	1.4k	1.4k	1.3k	463	58	3.0k
Manuela Albisetti Switzerland	23	505 0.2×	578 0.4×	90 0.1×	782 0.6×	440 1.0×	92	1.6k
Werner Zenz Austria	22	215 0.1×	183 0.1×	55 0.0×	416 0.3×	179 0.4×	77	1.3k
Peter Fleming Australia	20	344 0.1×	54 0.0×	237 0.2×	74 0.1×	363 0.8×	50	1.6k
Virginia Luis Fuentes United Kingdom	32	374 0.2×	138 0.1×	48 0.0×	167 0.1×	2.1k 4.6×	142	4.0k
Giancarlo M Liumbruno Italy	26	200 0.1×	63 0.0×	72 0.1×	455 0.4×	79 0.2×	56	1.8k
Yvette Bernard France	21	454 0.2×	428 0.3×	45 0.0×	54 0.0×	1.0k 2.2×	61	1.6k
Christophe Decoene France	16	688 0.3×	43 0.0×	43 0.0×	286 0.2×	768 1.7×	58	1.4k
Joel A. Spero United States	23	399 0.2×	114 0.1×	33 0.0×	816 0.7×	76 0.2×	51	1.7k
Shelley Hall United States	18	1.2k 0.5×	12 0.0×	680 0.5×	54 0.0×	755 1.6×	87	2.1k
C. A. Lee United Kingdom	24	202 0.1×	36 0.0×	91 0.1×	1.4k 1.1×	85 0.2×	55	2.3k

Countries citing papers authored by Jo‐Ann I. Sheppard

Since Specialization

Citations

This map shows the geographic impact of Jo‐Ann I. Sheppard's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Jo‐Ann I. Sheppard with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Jo‐Ann I. Sheppard more than expected).

Fields of papers citing papers by Jo‐Ann I. Sheppard

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Jo‐Ann I. Sheppard. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Jo‐Ann I. Sheppard. The network helps show where Jo‐Ann I. Sheppard may publish in the future.

Co-authorship network of co-authors of Jo‐Ann I. Sheppard

This figure shows the co-authorship network connecting the top 25 collaborators of Jo‐Ann I. Sheppard. A scholar is included among the top collaborators of Jo‐Ann I. Sheppard based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Jo‐Ann I. Sheppard. Jo‐Ann I. Sheppard is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Geerts, William, Jo‐Ann I. Sheppard, Cameron B. Guest, et al.. (2024). High-dose intravenous immunoglobulin G and usual heparin anticoagulation for urgent cardiac surgery in a patient with severe autoimmune heparin-induced thrombocytopenia. Journal of Thrombosis and Haemostasis. 23(1). 321–324. 1 indexed citations

Warkentin, Theodore E., Jo‐Ann I. Sheppard, James W. Smith, et al.. (2020). Combination of two complementary automated rapid assays for diagnosis of heparin‐induced thrombocytopenia (HIT). Journal of Thrombosis and Haemostasis. 18(6). 1435–1446. 24 indexed citations

Nazir, Salik, et al.. (2019). High‐dose intravenous immunoglobulin to treat spontaneous heparin‐induced thrombocytopenia syndrome. Journal of Thrombosis and Haemostasis. 17(5). 841–844. 38 indexed citations

Warkentin, Theodore E., Ishac Nazy, Jo‐Ann I. Sheppard, et al.. (2019). Serotonin‐release assay‐negative heparin‐induced thrombocytopenia. American Journal of Hematology. 95(1). 38–47. 36 indexed citations

Chan, Chee M., Christian Woods, Theodore E. Warkentin, Jo‐Ann I. Sheppard, & Andrew F. Shorr. (2015). The Role for Optical Density in Heparin-Induced Thrombocytopenia. CHEST Journal. 148(1). 55–61. 37 indexed citations

Warkentin, Theodore E. & Jo‐Ann I. Sheppard. (2014). Serological investigation of patients with a previous history of heparin-induced thrombocytopenia who are reexposed to heparin. Blood. 123(16). 2485–2493. 62 indexed citations

Warkentin, Theodore E., Jo‐Ann I. Sheppard, Diane Heels‐Ansdell, et al.. (2013). Heparin-Induced Thrombocytopenia in Medical Surgical Critical Illness. CHEST Journal. 144(3). 848–858. 42 indexed citations

Kawano, Hiroyuki, Haruko Yamamoto, Shigeki Miyata, et al.. (2011). Prospective multicentre cohort study of heparin‐induced thrombocytopenia in acute ischaemic stroke patients. British Journal of Haematology. 154(3). 378–386. 7 indexed citations

Warkentin, Theodore E., Menaka Pai, Jo‐Ann I. Sheppard, et al.. (2011). Fondaparinux treatment of acute heparin‐induced thrombocytopenia confirmed by the serotonin‐release assay: a 30‐month, 16‐patient case series. Journal of Thrombosis and Haemostasis. 9(12). 2389–2396. 88 indexed citations

10.

Chan, Chee M., Christian Woods, Theodore E. Warkentin, Jo‐Ann I. Sheppard, & Andrew F. Shorr. (2010). The 4T and Chong Scores Correlate With Outcomes for Heparin-Induced Thrombocytopenia. CHEST Journal. 138(4). 188A–188A. 2 indexed citations

11.

Greinacher, Andreas, Till Ittermann, Karina Althaus, et al.. (2010). Heparin‐induced thrombocytopenia: towards standardization of platelet factor 4/heparin antigen tests. Journal of Thrombosis and Haemostasis. 8(9). 2025–2031. 63 indexed citations

12.

Krauel, Krystin, B Fürll, Theodore E. Warkentin, et al.. (2008). Heparin‐induced thrombocytopenia – therapeutic concentrations of danaparoid, unlike fondaparinux and direct thrombin inhibitors, inhibit formation of platelet factor 4–heparin complexes. Journal of Thrombosis and Haemostasis. 6(12). 2160–2167. 52 indexed citations

13.

Warkentin, Theodore E. & Jo‐Ann I. Sheppard. (2006). Testing for Heparin-Induced Thrombocytopenia Antibodies. Transfusion Medicine Reviews. 20(4). 259–272. 79 indexed citations

14.

Warkentin, Theodore E., Jo‐Ann I. Sheppard, Jane C. Moore, et al.. (2005). Laboratory testing for the antibodies that cause heparin-induced thrombocytopenia: How much class do we need?. Journal of Laboratory and Clinical Medicine. 146(6). 341–346. 192 indexed citations

15.

Warkentin, Theodore E., Richard J. Cook, Victor J. Marder, et al.. (2005). Anti–platelet factor 4/heparin antibodies in orthopedic surgery patients receiving antithrombotic prophylaxis with fondaparinux or enoxaparin. Blood. 106(12). 3791–3796. 190 indexed citations

16.

Sheppard, Jo‐Ann I., W. Glenn McClung, & I.A. Feuerstein. (1994). Adherent platelet morphology on adsorbed fibrinogen: Effects of protein incubation time and albumin addition. Journal of Biomedical Materials Research. 28(10). 1175–1186. 40 indexed citations

17.

Sheppard, Jo‐Ann I., et al.. (1994). In vitro leukocyte adhesion to modified polyurethane surfaces: III. Effect of flow, fluid medium, and platelets on PMN adhesion. Journal of Biomaterials Science Polymer Edition. 5(4). 263–277. 12 indexed citations

18.

Feuerstein, I.A. & Jo‐Ann I. Sheppard. (1993). States in adherent platelet morphology and the processing of adsorbed protein on biomaterials. Biomaterials. 14(2). 137–147. 14 indexed citations

19.

Nielsen, K., et al.. (1978). Experimental bovine trypanosomiasis. Changes in serum immunoglobulins, complement and complement components in infected animals.. PubMed. 35(5). 817–26. 38 indexed citations

20.

Nielsen, K., et al.. (1978). Complement activating factor(s) of Trypanosoma lewisi: some physiochemical characteristics of the active components.. Munich Personal RePEc Archive (Ludwig Maximilian University of Munich). 42(1). 74–9. 6 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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